Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Kathleen Mary Obrien, MD

Individual provider Emergency Medicine Physician · NPI 1427236975

Dr. Kathleen Mary Obrien, MD is an Emergency Medicine in Reno, Nevada. Graduated from University of Massachusetts Medical School in 2006, 20 years ago. Practices with Tahoe Forest Hospital District, a 142-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona, California, Massachusetts and Nevada.

Years since qualifying
20
Trained at
University of Massachusetts Medical School
Licensed in
AZ, CA, MA, NV
In the registry since
2008
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

550 W Plumb Ln # B245
Reno, NV 89509-3468
Phone: (508) 769-3310
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 55 Fruit Street, Boston, MA 02214 — (617) 726-0313

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A134513 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 254591 (MA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 77459 (AZ)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 17437 (NV)

Record details

NPI number1427236975
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 7, 2008
Last updated in NPPESFebruary 25, 2025
Certification dateFebruary 25, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2006 (20 years in practice)
Group practice Tahoe Forest Hospital District — 142 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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